<vte:header> command is used to dynamically add css/scripts/rss feeds/meta description/meta keywords to HTML header (<head> element)
type ['css'|'script'|'feed'|'description'|'keyword'] - header you want to add
href [string] - URL to resource for css, script and feed
media ['screen'|'print'|'handheld'] - optional, used with css only
title [string] - optional, used with feed only
value [string] - optional, used with description and keyword
CSS:
<vte:header type="css" href="{VIVVO_THEME}css/yourCSS.css" media="" />
Scripts:
<vte:header type="script" href="URL to your script source.js" />
Feed:
<vte:header type="feed" href="URL to your web feed" />